Power supply



FIG. 1 is a perspective view of a power supply showing my new designwith a first environment;

FIG. 2 is another perspective view thereof;

FIG. 3 is a front view thereof;

FIG. 4 is a rear view thereof;

FIG. 5 is a left side view thereof;

FIG. 6 is a right side view thereof;

FIG. 7 is a top view thereof;

FIG. 8 is a bottom view thereof;

FIG. 9 is a perspective view of the power supply of FIG. 1 shown with asecond environment;

FIG. 10 is another perspective view thereof;

FIG. 11 is a front view thereof;

FIG. 12 is a rear view thereof;

FIG. 13 is a left side view thereof;

FIG. 14 is a right side view thereof;

FIG. 15 is a top view thereof; and,

FIG. 16 is a bottom view thereof.

The broken lines immediately adjacent to the full line showing of theclaimed design, encompassing unshaded regions, represent the bounds ofthe claimed design while all other broken lines are directed toenvironment and are for illustrative purposes only; the broken linesform no part of the claimed design.

CLAIM The ornamental design for a power supply, as shown and described.